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Release 00 - 11/2018

Engine WBE 170

page 27

Workshop Manual

It is always advisable to replace the washer

(19) and the O-Ring (16) of the oat chamber;

- theoat(18)mustoscillatefreelyonthepin(17);

- the jet (20) should never be modied or replaced

with others even if they seem to have the same

specications;

- the screw (13) to drain the tank should be facing

the front of the engine.

15 - Reassemble the tie rod (8), checking that the

governor system moves smoothly without stopping.

16 -

When reassembling the carburettor on the

engine, always replace the gaskets (10) and (12).

17 - Ensure the gasket (5) is positioned correctly.

Assemble the lter holder and tighten the relative

nuts (1) with the torque indicated. Ret the lter

unit

[ 8.1].

9.2. Replacing the carburettor

1 - Perform operations 1 - 2 - 3 - 4 - 5 - 6 - 7 - 8 - 14 -

15 - 16 - 17 indicated in section [

9.1] above.

9.3. Adjusting speed

NOTE: This operation is carried out by adju-

sting the governor system [ 10.1].

9.4. Adjusting the carburation

NOTE: The carburation is set in the factory

and does not normally need changing. In

the event of irregular functioning, clean the

carburettor as indicated in section [ 9.1].

Tightening torques

1 Carburettor nuts/lter 6-10 Nm

9. CARBURATION

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Stiga WBE170 Workshop Manual

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